Sell (Ready Stock) Mini Hearing Aids Aid Personal Sound Amplifier In the Ear Tone AXON K-80 best price

Brand new and high quality hearing aid sound amplifier Super mini size and light weight, not easily to be seen Adjust volume to the minimum before wearing Increase volume gradually to avoid sudden increase in sound Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly. Max sound output: 110±5dB Sound gain: ≥30dB Total harmonic wave distortion: ≤10% Frequency range: 300-4000Hz Input noise: ≤40dB Voltage: DC1.5V Current: ≤4mA Battery: AG3 button cell size: 19×14×16 mm Notice: Battery no included Package Included: 1 x Hearing Aids 4 x Units of earplug of different size 1 x Case 1 x Operation Manual Free 2 Battery